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Diffstat (limited to 'nfvbenchvm/README.rst')
| -rw-r--r-- | nfvbenchvm/README.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/nfvbenchvm/README.rst b/nfvbenchvm/README.rst index 0b6fd37..29215c1 100644 --- a/nfvbenchvm/README.rst +++ b/nfvbenchvm/README.rst @@ -227,9 +227,21 @@ nfvbenchvm config file with management interface: INTF_MAC_MGMT=FA:16:3E:06:11:8A INTF_MGMT_CIDR=172.20.56.228/2 INTF_MGMT_IP_GW=172.20.56.225 + INTF_MGMT_MTU=1500 .. note:: `INTF_MGMT_IP_GW` and `INTF_MGMT_CIDR` parameters are used by the VM to automatically configure virtual interface and route to allow an external access through SSH. +.. note:: ``INTF_MGMT_MTU`` allows to specify the MTU of the management + interface in bytes. + + If ``INTF_MGMT_MTU`` is not specified, the MTU will be configured to + the conservative value of 1500: this will reduce the risk to get an + unmanageable VM. + + ``INTF_MGMT_MTU`` can also be set to the special value ``auto``: in + that case, the MTU will not be configured and it will keep the value + set by the hypervisor (default nfvbench behavior up to version + 5.0.3). Using pre-created direct-physical ports on openstack, mac addresses value are only known when VM is deployed. In this case, you can pass the port name in config: |